/Engine/Plugins/Runtime/Metasound/Source/MetasoundFrontend/Public/MetasoundFrontendController.h
Creates a runtime operator for the given graph. Does not support input value manipulation via transmission.
On success, a valid pointer to aMetasoundoperator. An invalid pointer on failure.
[TUniquePtr](API\Runtime\Core\Templates\TUniquePtr)< [IOperator](API\Plugins\MetasoundGraphCore\IOperator) > BuildOperator ( const [FOperatorSettings](API\Plugins\MetasoundGraphCore\FOperatorSettings) & InSettings, const [FMetasoundEnvironment](API\Plugins\MetasoundGraphCore\FMetasoundEnvironment) & InEnvironment, [FBuildResults](API\Plugins\MetasoundGraphCore\FBuildResults) & OutResults ) const